Home / 1,008,382.50-1,391,597.55-555,702.66

Finding the Fourth Proportional to 1,008,382.50, 1,391,597.55 and 555,702.66

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Solution

The fourth proportional to 1,008,382.50, 1,391,597.55 and 555,702.66 is: 766,886.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,382.50 : 1,391,597.55 = 555,702.66 : x
  2. Step 2: Convert to fraction form
    1,008,382.50/1,391,597.55 = 555,702.66/x
  3. Step 3: Cross multiply
    1,008,382.50x = 1,391,597.55 × 555,702.66
  4. Step 4: Simplify right side
    1,008,382.50x = 773,314,460,184.48
  5. Step 5: Solve for x
    x = 773,314,460,184.48/1,008,382.50
  6. Step 6: Final answer
    x = 766,886.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.